Home / 5,021.79-6,931.51-3,032.48

Finding the Fourth Proportional to 5,021.79, 6,931.51 and 3,032.48

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Solution

The fourth proportional to 5,021.79, 6,931.51 and 3,032.48 is: 4,185.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.79 : 6,931.51 = 3,032.48 : x
  2. Step 2: Convert to fraction form
    5,021.79/6,931.51 = 3,032.48/x
  3. Step 3: Cross multiply
    5,021.79x = 6,931.51 × 3,032.48
  4. Step 4: Simplify right side
    5,021.79x = 21,019,650.28
  5. Step 5: Solve for x
    x = 21,019,650.28/5,021.79
  6. Step 6: Final answer
    x = 4,185.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.